FAILURE OF MENADIONE TO AFFECT FOLATE UTILIZATION IN VITAMIN B 12-DEFICIENT HUMAN BEINGS.
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Blood Chemical Analysis↗
Biomedical subjects
M FRIEDKIN
Publications and source records attributed to M FRIEDKIN.
NEW CONCEPTS OF THE USE OF INHIBITORS IN CHEMOTHERAPY.
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Antimetabolites↗
ON THE SIMILARITY OF DIHYDROFOLATE REDUCTASES FROM AMETHOPTERIN-SENSITIVE AND AMETHOPTERIN-RESISTANT MOUSE LEUKEMIA (L1210) CELLS.
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Animals↗
ENZYMATIC ASPECTS OF FOLIC ACID.
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Amidohydrolases↗
Use of dihydrofolate reductase as a biochemical index of chemotherapy.
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Antineoplastic Agents↗
The association of increased dihydrofolate reductase with amethopterin resistance in mouse leukemia.
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Animals↗
The use of dihydrofolate reductase in studies of mixed populations of sensitive and resistant leukemic cells.
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Animals↗
The enzymatic synthesis of thymidylate. II. Transfer of tritium from tetrahydrofolate to the methyl group of thymidylate.
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Ligases↗
The enzymatic synthesis of thymidylate. III. The further purification of thymidylate synthetase and its separation from natural fluorescent inhibitors.
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Fluorescence↗
The enzymatic synthesis of thymidylate. I. Early steps in the purification of thymidylate synthetase of Escherichia coli.
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Escherichia coli↗
Increased dihydrofolate reductase activity as a possible basis of drug resistance in leukaemia.
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Biochemical Phenomena↗
The chromatographic separation and recovery of reduced and oxidized pyridine nucleotides.
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Chromatography↗
Direct spectrophotometric evidence for the oxidation of tetrahydrofolate during the enzymatic synthesis of thymidylate.
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Enzymes↗
Radiation effects of thymidine-H-3 and thymidine-C-14.
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Humans↗
Utilization of thymidine-C14 by queen bee larvae.
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Animals↗
The fluorometric determination of thymine in deoxyribonucleic acid and derivatives.
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DNA↗
Radiation effects of thymidine-2-C14.
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Chromosomes↗
Studies of deoxyribonucleic acid biosynthesis in embryonic tissues with thymidine-C14.
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Animals↗